SHIYAN 27C, 63601
Orbit data source: Space-Track
SHIYAN 27C, 63601 is a payload satellite owned by CAST (CN) in SSO that was launched on Fri, 18 Apr 2025 UTC via a CHANG ZHENG 6A launch vehicle from the Taiyaun Space Center, China (TSC). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.
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63601 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
CAST
Mission
Operational Defense Radar Imaging
Bus & Motor
SW27, Unknown motor
Mass
300 kg wet, ~300 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Pan, 5.0 m
Radar Cross Section
13.200 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 20 hours ago
TLE from 20 hours ago
0 SHIYAN 27C
1 63601U 25078C 25256.27799249 -.00000012 00000-0 45467-4 0 9991
2 63601 99.6954 262.7102 0000915 77.9903 282.1337 13.57214133 19972Epoch: 2025-09-13T06:40Z
TLE epoch observation values (Epoch: 2025-09-13T06:40:18.551Z)
Latitude
-0.00009°
Longitude
170.11927°
Altitude
1,048.487 km
Speed
7.328 km/s
True Right ascension
17h 30m 50s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
19:04:26
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,043.804 km
Perigee altitude
1,042.446 km
Semi-major axis
7,421.262 km
Eccentricity
0.00009
Inclination
99.6954°
RAAN
262.7102°
Arg. of periapsis
77.9903°
True anomaly
282.12345°
Mean anomaly
282.1337°
Eccentric anomaly
282.12857°
Mean motion
3.3949 °/min
Orbital period
106.04 mins
BSTAR
0.000045467
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Other satellites on launch #78 in the year 2025 (2025-04-18 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.SHIYAN 27C Visibility forecast
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Span | Click to sort rows by Start time (UTC) header in descending order | Start Az. | Max El. time (UTC) | Max El. Az. | Max El. | End time (UTC) | End Az. |
|---|---|---|---|---|---|---|---|
| 10 mins | 2025-09-14 13:21:36.360Z | 19.125° NNE | 2025-09-14 13:26:36.360Z | 153.344° SSE | 43.909° | 2025-09-14 13:31:36.360Z | 190.954° SSW |
| 6 mins | 2025-09-14 15:07:36.360Z | 327.638° NNW | 2025-09-14 15:09:36.360Z | 306.099° NW | 17.181° | 2025-09-14 15:13:36.360Z | 265.22° W |
| 9 mins | 2025-09-14 23:30:36.360Z | 121.697° SE | 2025-09-14 23:34:36.360Z | 70.195° E | 30.655° | 2025-09-14 23:39:36.360Z | 6.267° NNE |
| 10 mins | 2025-09-15 01:14:36.360Z | 201.407° SSW | 2025-09-15 01:19:36.360Z | 267.191° W | 31.002° | 2025-09-15 01:24:36.360Z | 325.59° NNW |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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